You need to check with Johnny for these things, https://jb8a8f8.com/support/index.php

Try also to remove everything, like HDD, USB keys, and even the Tuner, to see if you have the same fault or not.

Admin

Originally Posted By: tiaderosa
Hi the psu is already 5AMPS one and it is working ok on the other box. So the 12V in is ok.
What about the internal box voltage step down ?

What should I test ? CPU feed voltage, Bios feed voltage, ecc ?
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